These Dakota Stones brioche agate 30x40mm oval beads are full of stony patterns that hearken back to Mother Nature. Available in 8-inch strands, these beads display patterns of gray, dusty brown and cloudy white colors. Each bead is large and oval in shape. The brecciated patterns and subtle banding will stand out in any design. This gemstone is mined in Africa and is said to be a very protective stone, especially for children. Use these beads as large focal pieces in earthy designs.